Maurice earns $12.50 per hour for the first 40 hours he works each week. For each hour beyond 40 that he works in 1 week, Maurice earns $18.75 per hour. Last week Maurice earned $931.25. How many hours did Maurice work last week?
A. 23
B. 30
C. 55
D. 63
E. 76
New fighter jets are being designed so that the wing is modifiable, depending on the speed at which the plane is going. Which
of the following would be a logical adjustment of the wing for such jets?
At speeds above 500 mph, the top of the wing would become flatter.
B. At speeds above 500 mph, the top of the wing would become more curved.
C. At speeds above 500 mph, the bottom of the wing would become curved.
D. None of the above